4 layered brown streusel Recipes

cooking spray (or cooking spray, followed by a dusting of flour ), light brown sugar, flour, ground cinnamon, butter or 3/4 cup margarine, divided, chopped walnuts, yellow cake mix, eggs, lightly beaten, pumpkin, sugar (optional)

butter, room temperature, sugar, eggs, almond extract (or use 2 tsp vanilla), flour, baking powder, baking soda, salt, plain yogurt, chopped almonds (optional), blueberries (preferably fresh ), butter (to use with topping ), light brown sugar, cinnamon, nutmeg, chopped walnuts

butter, softened, sugar, eggs, vanilla (or use 2 tsp alond extract), flour, baking powder, salt, grated lemon zest, plain yogurt, blueberries, light brown sugar, cinnamon (can use less ), nutmeg, chopped walnuts, butter (to be mixed with remaining half of the streusel mixture for top of cake)