Apple Crumble Coffee Cake
Ingredients:
-
2 teaspoons unsalted butter
-
2 cups all-purpose flour
-
½ teaspoon fine sea salt
-
1 teaspoon baking powder
-
¾ teaspoon baking soda
-
1 ½ cups finely chopped toasted walnuts
-
⅓ cup packed light brown sugar
-
⅓ cup white sugar
-
¼ teaspoon salt
-
1 teaspoon ground cinnamon
-
3 tablespoons unsalted butter, melted
-
½ cup unsalted butter, at room temperature
-
1 cup white sugar
-
2 large eggs
-
1 ½ teaspoons vanilla extract
-
1 cup plain yogurt
-
2 each Honeycrisp apples