Apple Pie with Streusel Topping Recipe | Hallmark Ideas & Inspiration

Ingredients

• ⅓ cup flour
• 3 Tbsp. light brown sugar
• 1 tsp. cinnamon
• ⅛ tsp. salt
• ½ cup chopped walnuts (2 oz.)
• 2½ Tbsp. unsalted butter, melted
• ½ tsp. vanilla extract
• 1 cup Greek yogurt or sour cream
• 3 Tbsp. granulated sugar
• 3 large Braeburn or other tart-crisp apples (1¾ lb.), peeled, cored and very thinly sliced
• One 9-in. pie shell, homemade or store-bought