CLASSİC CRUMB CAKE

butter 1 1/4 stick
all purpose flour 2,5 cup
baking soda 1 teaspoon
baking power 1teaspoon
salt 1/2 salt
granulated sugar 1cup
eggs 3
vanilla extract 1teaspoon
sour cream 1 1/4cup

crumb topping:

all purpose flour 3cups

packed light brown sugar 1cup

ground cinnamon 1teaspoon

butter 3 1/2 stick

-whisk to combine flour,sugar,cinnamon add butter and mix with your fingertips until large moist clumps form
-preheat oven to 350 F, 180 C and butter 13 by 9 inch baking pan

-whisk togethar flou,baking soda,baking powder and salt

-beat butter and sugar until fluffly and light,add eggs one at time beating well after each additional,mix in the vanilla

-add flour mixture and sour cream and mix until combined

-spoon the butter into pan and smooth with spatula,sprinkle crumb topping and bake

recipe from martha stewart baking handboook