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Dessert

Knapperige Bananenvlaai

A Dutch pastry made with oats, dates, bananas, peanuts, and cream.

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Why it works: Oats and peanut work together. They rank in the top 7% of all ingredient pairs, and cooks put them together in 368 recipes. Both carry trans,trans-2,4-nonadienal, which smells fatty, green. The science ↓

Knapperige Bananenvlaai

Timeabout 5 hours or overnight

Ingredients

Directions

Make the base

  1. Melt 25 g butter and the syrup over low heat.

  2. Mix the oats and dates in a bowl.

  3. Pour the melted butter and syrup into the oat mixture and stir thoroughly with a metal spoon.

  4. Grease the baking tin with the remaining 15 g butter.

  5. Press the mixture firmly into the baking tin.

  6. Place the tin in a plastic bag and refrigerate for about 5 hours or overnight.

Fill and garnish

  1. Chop the peanuts, then peel 4 bananas, slice them, and place in a bowl; mash with a fork.

  2. Add the cream and half of the chopped peanuts; mix well with the fork.

  3. Remove the base from the tin and fill with the banana mixture.

  4. Smooth the surface of the filling.

  5. Garnish with the remaining banana and chopped peanuts.

Nutrition, whole recipe (rough)

639Calories
15 gProtein
34 gFat
77 gCarbs

Counts 6 of 7 ingredients. The other 1 aren't in our nutrition table and add nothing above, so the real totals are higher.

What these numbers assume: 6 portions
IngredientPortion assumedkcal
Peanut1 oz (28g)161
Oat1/2 cup dry (40g)154
Banana1 medium (118g)105
Butter1 tbsp (14g)102
Dates1 date (24g) medjool66
Cream1 tbsp (15ml) heavy51
Syrupnot in our table0

One typical portion per ingredient; the recipe's quantities are not counted. A rough guide only, not for medical or dietary planning.

Recipe from the Recipes Wiki (Fandom).

Steps grouped into stages for easier reading; the method is the source's own.

Explore the science

The flavor team

The pairs that carry this dish. Each one is judged two ways: how much their aromas overlap, and how often cooks already put them together.

  1. Oats + peanuttop 7% of all pairs
    Smell alikemoderate
    Cooked together368 recipes

    Shared aroma: trans,trans-2,4-nonadienal (fatty, green).

  2. Peanut + bananatop 7% of all pairs
    Smell alikemoderate
    Cooked together308 recipes

    Shared aroma: 1-octen-3-one (mushroom, metallic).

  3. Oats + datestop 8% of all pairs
    Smell alikestrong
    Cooked together69 recipes

    Shared aroma: 2-methoxy-4-vinylphenol (clove, smoky).

  4. Butter + creamtop 8% of all pairs
    Smell alikemoderate
    Cooked together41,516 recipes

    Shared aroma: delta-dodecalactone (sweet, creamy).

  5. Oats + bananatop 9% of all pairs
    Smell alikemoderate
    Cooked together288 recipes

    Shared aroma: hexyl acetate (fruity, apple).

Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs

What each ingredient does

Butter
Sets when chilled and binds the oats into a firm base.
Syrup
Adds sweetness and stickiness that helps the oats hold together.
Oats
Form the bulk of the base and give it a chewy, crumbly texture.
Dates
Add chewy sweetness throughout the base.
Bananas
Provide moisture, sweetness and the soft body of the filling.
Double cream
Adds richness and a smoother, silkier texture to the mashed banana filling.

The step that matters

Press the base mixture firmly into the tin. Firm packing compresses the oats and melted fat so the base holds together, and the fat re-solidifies as it chills. A loosely pressed base crumbles when the filling is added and the tin is removed.

Swap the dates

How well each one fits the dish's main ingredients (butter, syrup, oats, peanut, banana, cream):

  1. Vanillafits better
  2. Coconutfits better
  3. Strawberryfits better
  4. Datesthe original

Fit is the average pairing score against butter, syrup, oats, peanut, banana, cream. Candidates are from the same food group and used in at least 100 recipes.

“What each ingredient does” and “The step that matters” were written by Claude from this recipe’s own method and reviewed in samples by CompKitchen.

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