Any-Fruit Coffee Cake

1 . Stage

Combine apples and water in a saucepan over medium heat. Bring to a simmer; cover and cook until tender, about 5 minutes. Add lemon juice.

2 . Stage

Mix 1 1/4 cups sugar and cornstarch together. Stir into the apples; cook and stir until very thick. Remove from heat and let cool.

3 . Stage

Preheat the oven to 350 degrees F (175 degrees C). Grease a 9x13-inch baking pan.

4 . Stage

Stir flour, remaining 1 cup sugar, baking powder, salt, cinnamon, and mace together in a large bowl. Cut in butter until mixture resembles fine crumbs.

5 . Stage

Mix milk, egg, and vanilla together in a small bowl. Add to the flour mixture and blend until combined. Spread 1/2 of the batter in the prepared pan. Cover with the cooled apples. Drop remaining batter over the apples in small mounds. Spread.

6 . Stage

Make streusel by mixing flour and sugar together. Cut in butter until crumbly. Stir in nuts. Sprinkle streusel over the cake.

7 . Stage

Bake in the preheated oven until a toothpick inserted into the center comes out clean, 45 to 50 minutes.