Good old Bisquick!  Quick and easy – not to mention tasty.  Vary it with a variety of canned (drained) fruits – peaches, apricots, cherries, etc.
 
Ingredients:
Streusel Topping

• 2/3 c Original Bisquick™ mix
• 2/3 c packed brown sugar
• 1 tsp ground cinnamon
• 1/2 tsp ground nutmeg
• 1/4 c cold butter

Coffee Cake

• 2 c Original Bisquick™ mix
• 2/3 c milk or water
• 3 Tbl granulated sugar
• 1 egg
• 2 medium cooking apples, peeled and thinly sliced (2 cups) (or 1 can of apples packed in water, or 1 can apple pie filling – drain off some of the goo)
• 2 Tbl chopped nuts

Glaze

• 1/2 c powdered sugar
• 2 to 3 tsp milk

Directions:

1. Heat oven to 400°.
2. Spray 9-inch square pan with cooking spray.
3. In small bowl, mix 2/3 cup Bisquick mix, brown sugar, cinnamon and nutmeg.
4. Cut in butter, using pastry blender (or pulling 2 knives through ingredients in opposite directions), until crumbly; set aside.
5. In medium bowl, stir together 2 cups Bisquick mix, 2/3 cup milk, the granulated sugar and egg.
6. Beat vigorously 30 seconds with spoon.
7. Spread half of batter in pan.
8. Arrange apple slices on batter.
9. Sprinkle with half of streusel topping.
10. Spread with remaining batter; sprinkle with remaining topping.
11. Sprinkle with nuts.
12. Bake about 25 minutes or until toothpick inserted in center comes out clean.
13. Cool in pan on cooling rack 20 minutes.
14. In small bowl, stir glaze ingredients until smooth enough to drizzle.
15. Drizzle glaze over warm coffee cake.

Servings:  8

Source:  Betty Crocker and an old Bisquick box