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Dessert

Pecan Oatmeal Icebox Cookies

A no-bake cookie made with butter, sugars, eggs, vanilla, flour, salt, baking soda, oats, and pecans.

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Why it works: Oats and pecans match in chemistry and in kitchens. They rank in the top 2% of all ingredient pairs, and cooks put them together in 289 recipes. Both carry 2,3,5-trimethylpyrazine, which smells cocoa, roasted. The science ↓

Pecan Oatmeal Icebox Cookies

Oven300°F
Time25 minutes

Ingredients

Directions

Make the dough

  1. Thoroughly cream butter and sugars.

  2. Add beaten eggs and vanilla then cream well.

  3. Add sifted flour, salt and baking soda.

  4. Add pecans and oatmeal then roll into long logs and wrap in plastic wrap.

Chill and bake

  1. Chill thoroughly then slice and place on ungreased cookie sheet about 2 inches apart.

  2. Bake at 300°F for 25 minutes.

Nutrition, whole recipe (rough)

1046Calories
27 gProtein
41 gFat
140 gCarbs
What these numbers assume: 8 portions
IngredientPortion assumedkcal
Flour1 cup (125g) all-purpose455
Pecans1 oz (28g / ~19 halves)196
Oat1/2 cup dry (40g)154
Butter1 tbsp (14g)102
Egg1 large egg (50g)78
Sugar1 tbsp (12.5g) granulated49
Vanilla1 tsp extract (4ml)12
Salt1 tsp (6g)0

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 + pecanstop 2% of all pairs
    Smell alikestrong
    Cooked together289 recipes

    Shared aroma: 2,3,5-trimethylpyrazine (cocoa, roasted).

  2. Vanilla + oatstop 5% of all pairs
    Smell alikemoderate
    Cooked together1,532 recipes

    Shared aroma: alpha-pinene (pine, turpentine).

  3. Vanilla + pecanstop 8% of all pairs
    Smell alikemoderate
    Cooked together1,691 recipes

    Shared aroma: alpha-pinene (pine, turpentine).

  4. Sugar + vanillatop 8% of all pairs
    Smell alikelow
    Cooked together35,032 recipes

    Shared aroma: beta-damascenone (apple, rose).

  5. Butter + pecanstop 11% of all pairs
    Smell alikemoderate
    Cooked together2,416 recipes

    Shared aroma: 2,3-pentanedione (butter, sweet).

Sugar and vanilla barely smell alike, yet cooks put them together in 35,032 recipes: they work on texture and structure more than aroma.

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

What each ingredient does

Butter
Creams with sugar to trap air and give the cookies a tender, rich texture.
Eggs
Bind the dough and add structure and moisture as the cookies set.
Flour
Provides the main structure that holds the cookies together as they bake.
Baking soda
Reacts with the dough to lift the cookies and help them spread and brown.
Quick cooking oats
Add chewiness and a hearty texture to the dough.
Brown sugar
Adds moisture, softness and a deeper caramel flavor to the cookies.

The step that matters

Chill thoroughly before slicing. The dough is soft and buttery, so it must be well chilled to firm up. Cold dough holds its shape in the oven and spreads less, keeping the cookies from flattening into thin, greasy rounds.

Swap the pecans

How well each one fits the dish's main ingredients (butter, sugar, egg, vanilla, flour, oats):

  1. Almondfits better
  2. Macadamia nutfits about as well
  3. Flaxseedfits about as well
  4. Pecansthe original

Fit is the average pairing score against butter, sugar, egg, vanilla, flour, oats. 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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