1 c. Bisquick baking mix
2 tbsp. powdered sugar
2 tbsp. firm butter
3/4 c. granulated sugar
1/4 c. flaked coconut, if desired
1 tbsp. Bisquick baking mix
2 eggs
2 tbsp. lemon juice
Glaze (below)

Heat oven to 350 degrees. Mix 1 cup baking mix and the powdered sugar. Cut in butter. Press in ungreased square 8 x 8 x 2 inch pan. Bake until light brown, about 10 minutes.

Mix remaining ingredients except glaze; pour over baked layer. Bake until set, about 25 minutes. Loosen edges from sides of pan while warm. Spread with glaze. Cool completely and cut into 1 inch squares.

GLAZE:

Mix 1/2 cup powdered sugar and 1 tablespoon lemon juice until smooth.