Butter Tart Squares with Walnuts and Raisins stacked on each other on a wooden table.

Butter Tart Squares

An easy way to make a traditional Canadian treat, these squares have a rich caramel taste with a gooey, chewy texture.
Course Dessert
Cuisine American
Keyword butter tarts, squares
Prep Time 10 minutes
Cook Time 40 minutes
Servings 36 squares
Calories 106kcal
Author angelakallison
Cost 10



Bottom Layer:

  • 1 1/4 cup all purpose flour
  • 1/3 cup brown sugar, packed
  • 1/2 cup butter, chilled and cut into small pieces (one stick)

Top Layer:

  • 1 cup brown sugar, packed
  • 2 large eggs
  • 1/4 cup all purpose flour
  • 3/4 teaspoon baking powder
  • 1/4 teaspoon salt
  • 1 1/2 cup raisins
  • 1/2 cup chopped walnuts (could substitue pecans)


  • Preheat oven to 350 degrees. Set aside a 9 x 9 ungreased baking pan.
  • To prepare the bottom layer, whisk together the 1 1/4 cup flour and 1/3 cup of brown sugar. Cut in the chilled butter cubes using a pastry knife or two butter knives. Alternatively, you could pulse this mixture in a food processor until crumbly. Press into the bottom of the pan and bake for 10 minutes. Cool slighly on wire rack.
  • To prepare the top layer, beat together the 1 cup of brown sugar and eggs, until light and thickened, about 2 minutes. Stir in the 1/4 cup of flour, baking powder, and salt until well combined. Fold in the raisins and walnuts.
  • Pour top layer over bottom layer and bake for 25-30 minutes or until the center of the squares is almost firm. Cool completely before cutting into squares.


These tasty treats are a great make ahead dessert and can be refrigerated in an airtight container up to a week in advance.