Three rules cover most of it: match the color of the vegetable to the color of the dish, puree it finely enough that there is no texture to find, and increase the amount gradually rather than all at once. Get those right and you can roughly triple the vegetable content of a familiar dish without a child registering the change, which is close to what researchers at Penn State did in a controlled trial.
What follows is the practical version of that: which vegetables go where, the two formats that do the most work, and the mistakes that give the game away.
Rule one: match the color
Detection is mostly visual, not gustatory. A green fleck in a beige sauce is a problem. The same vegetable in a dark tomato sauce is invisible.
| If the dish is | Hide this | Avoid this |
|---|---|---|
| Red or tomato-based | Spinach, kale, carrot, red pepper, beet, zucchini | Nothing pale or crunchy |
| Orange or cheesy | Butternut squash, sweet potato, carrot, cauliflower | Dark leafy greens |
| Pale or creamy | Cauliflower, white beans, parsnip, zucchini (peeled) | Anything green or orange |
| Brown, chili or bolognese | Mushroom, lentil, carrot, beet, eggplant | Broccoli florets |
| Chocolate baking | Beet, zucchini, black bean, spinach | Anything with a bitter edge |
| Green smoothie | Spinach, kale, avocado, zucchini | Broccoli, which reads as sulfurous |
Rule two: eliminate the texture
Texture is the second detection channel and, for a lot of children, the primary objection in the first place. Chopped is not enough. The target is a smooth puree with nothing to isolate on the tongue.
What helps: cook the vegetable first, which softens cell walls and mellows bitterness. Blend longer than feels necessary. Add liquid to get the blades moving rather than settling for a coarse chop. For fibrous vegetables, strain the puree if your blender is not powerful. And in a smoothie, cold and thick both mask texture, which is one reason frozen fruit works so well as a carrier.
Rule three: ramp, do not leap
The Penn State trial changed the vegetable content of dishes between separate sessions, so children never experienced a jump mid-week. At home you have to build the ramp yourself. Start at a quarter of the eventual amount, hold it there for a week, then move up. A sauce that goes from familiar to visibly different overnight is the most common way this fails.
The two formats that do the most work
Smoothies
The highest-leverage format, because sweetness, cold and thickness each independently mask vegetable flavor. A workable base ratio is roughly one part vegetable to two parts fruit and liquid, moving toward one to one over several weeks.
Frozen banana is the most effective single carrier: it brings sweetness, cold and body at once. Frozen mango and pineapple both cover bitterness well. Cocoa powder covers a surprising amount and pairs with beet, zucchini and spinach. Nut butter or yogurt adds fat and protein, which slows the sugar and makes the drink more filling.
Sauces
Tomato sauce is the workhorse because it is already red, already acidic and already strongly flavored. Cauliflower and white bean puree both disappear into pale cheese sauces and add body, which reads as creaminess rather than as vegetable. Mushrooms finely chopped and browned into a bolognese substitute for a portion of the meat without changing the color.
What people actually do
We can add one piece of data most guides cannot. Across 1,566 published SaladPower customer reviews, a consistent set of methods shows up without anyone being prompted:
| Method described | Share of 1,566 reviews |
|---|---|
| Served very cold or over ice | 15.2% |
| Blended into a smoothie or shake | 10.1% |
| Used as a meal rather than a drink | 8.8% |
| Mixed into sauce, soup or chili | 2.0% |
| Fruit added to sweeten | 1.3% |
The specific combinations customers describe are the same ones the rules above predict: blended with frozen fruit and protein powder, with banana, with Greek yogurt and blueberries, with chia. One parent describes adding a pouch to their children's spaghetti sauce. Another describes a teenager who dislikes salads, most vegetables and most fruit drinking it without objection.
Note what tops that list, though. Serving it very cold is the single most-cited method, and it is free. Temperature suppresses bitter perception. If you take one thing from the customer data rather than from us, take that one.
Where a pouch helps and where it does not
Any puree works. Roasting and blending a tray of squash on Sunday costs almost nothing and freezes in cubes. The honest case for a shelf-stable blend is that it removes the step people skip, which is making the puree on a weeknight.
One SaladPower pouch is 8 oz of six whole organic ingredients: spinach, kale, carrot, broccoli, apple and lemon. About 90 calories, 5 g of fiber, no added sugar, and it is commercially processed, sealed and shelf-stable, so it keeps in a cupboard rather than dying in the crisper. Because it is already blended smooth and already carries apple and lemon, it behaves like a pre-made vegetable base in a smoothie or a sauce.
Two honest caveats. It is vegetable-forward and not sweet, so in a smoothie it needs fruit alongside it. And portion size for young children is a question for your pediatrician; the panel is an adult serving.
How this fails
- Too much, too fast. The most common cause. Ramp over weeks.
- Visible flecks. Blend longer or change vegetables.
- Bitter brassicas in mild dishes. Broccoli and Brussels sprouts are the hardest to conceal. Cook them first or use them where the dish is already strong.
- Denying it outright. If asked directly, say yes. A child who catches you in a lie discounts the next plate too.
- Using it as the whole strategy. Hidden vegetables raise intake now. They cannot teach a child to accept a vegetable they can see, which takes repeated, unpressured exposure to the visible food.
Frequently asked questions
What vegetables are easiest to hide in a smoothie?
Spinach first, because it wilts to almost nothing, has a mild flavor raw and disappears into any dark or chocolate-based drink. Zucchini and cauliflower are close behind because they are nearly flavorless once frozen and blended. Avocado adds creaminess without a strong taste. Broccoli is the hardest, since its sulfur compounds survive blending.
How much vegetable can I add before a child notices?
More than most parents expect. In a controlled trial with three to five year olds, researchers tripled and then quadrupled the pureed vegetable content of entrees, and children rated their liking of the dishes about the same as the unmodified versions. The practical constraint is the speed of the change rather than the final amount.
Does cooking vegetables first make them easier to hide?
Usually yes. Cooking softens cell walls so they puree smoother, and it mellows the bitter compounds in vegetables like broccoli, kale and cauliflower. Roasting also concentrates sweetness. The main exception is spinach, which blends smoothly raw.
Will my child taste vegetables in a fruit smoothie?
Less than you would think, if it is cold. Temperature blunts bitter perception, which is why serving very cold is the most frequently described method in our own customer reviews, mentioned in 15.2 percent of 1,566 reviews. Frozen fruit does double duty here by chilling and sweetening at once.
Should I tell my child there are vegetables in it?
Do not announce it, and do not deny it if asked. Cooking with vegetables is ordinary. Actively lying about it is the version that costs you trust, and by the time a child asks they have usually been eating and enjoying the dish for weeks, which is a useful thing for them to learn about themselves.
Sources
- Spill MK, Birch LL, Roe LS, Rolls BJ. "Hiding vegetables to reduce energy density: an effective strategy to increase children's vegetable intake and reduce energy intake." American Journal of Clinical Nutrition. 2011;94(3):735-741. doi.org/10.3945/ajcn.111.015206
- Dovey TM, Staples PA, Gibson EL, Halford JCG. "Food neophobia and 'picky/fussy' eating in children: a review." Appetite. 2008;50(2-3):181-193. doi.org/10.1016/j.appet.2007.09.009
- SaladPower published customer reviews, n = 1,566, collected via Okendo, analyzed September 3, 2026.
- SaladPower Nutrition Facts panel, per 8 oz pouch.
More in this series: Does hiding vegetables in food actually work? · Why kids reject vegetables, and what actually works · What to do when your kid will only eat beige food
These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.
