Tri-Level Brownies - cooking recipe

Ingredients

1/2 c. sifted all-purpose flour
1/4 tsp. baking soda
1/4 tsp. salt
4 Tbsp. butter or margarine, melted
3/4 c. granulated sugar
1 egg
2/3 c. sifted all-purpose flour
1/4 tsp. baking powder
1/4 tsp. salt
1/4 c. milk
1 c. quick cooking rolled oats
1/2 c. brown sugar
6 Tbsp. butter or margarine, melted
1 sq. (1 oz.) unsweetened chocolate, melted or 1 envelope no-melt unsweetened chocolate
1/2 tsp. vanilla
1/2 c. chopped walnuts

Preparation

For bottom layer:
Sift together the 1/2 cup flour, the soda and the first 1/4 teaspoon salt; mix with rolled oats and the brown sugar.
Stir in 6 tablespoons melted butter or margarine. Pat mixture in 11 x 7 x 1 1/2-inch baking pan; bake in moderate oven (350\u00b0) for 10 minutes.