2 c. Bisquick baking mix
2/3 c. milk or cold water
3 tbsp. sugar
1 egg
2 c. thinly sliced pared apples (about 2 med.)
Streusel Topping (below)
2 tbsp. chopped nuts
Glaze (below)

Heat oven to 400 degrees. Grease square pan, 9x9x2 inches. Mix baking mix, milk, sugar and egg; beat vigorously 30 seconds. Spread 1/2 of the batter in pan. Arrange apple slices on batter; sprinkle with 1/2 of the Streusel Topping. Spread remaining batter over apple slices; sprinkle with remaining topping. Sprinkle with nuts. Bake until wooden pick inserted in center comes out clean, about 25 minutes; cool. Drizzle with Glaze. 8 servings.

STREUSEL TOPPING:

2/3 c. Bisquick baking mix
2/3 c. packed brown sugar
1 tsp. ground cinnamon
1/2 tsp. ground nutmeg
1/4 c. firm butter

Mix baking mix, brown sugar, cinnamon and nutmeg; cut in butter until crumbly.

GLAZE:

Mix 1/2 cup powdered sugar and 2 to 3 teaspoons milk until smooth and of desired consistency.

High altitude: Heat oven to 425 degrees. Bake about 30 minutes.