Apple Streusel Loaf - Dash of Mandi

Name: Apple Streusel Loaf
Cook time: 1 h
Total time: 1 h
Ingredients: Cinnamon Brown Sugar Apples:2 cups (approximately 2 large apples) granny smith apples, peeled, cored, and diced2 tbsp brown sugar1 tsp cinnamon; Streusel:1/4 cup (half a stick) unsalted butter, melted1/2 cup all purpose flour2 tbsp granulated sugar2 tbsp brown sugar1/4 tsp cinnamonPinch of salt; Loaf Cake:1 cup all purpose flour1 tsp baking powder1/2 tsp baking soda1/2 tsp kosher salt1/2 cup (1 stick) unsalted butter, softened1/2 cup granulated sugar1 egg1 tsp vanilla extract1/2 cup full fat sour cream1/4 cup whole milk; Glaze:1/2 cup powdered sugar2 tsp whole milk1/2 tsp vanilla extractOptional: a little bit of cinnamon