PIONEER WOMANS APPLE DUMPLINGS

• 2 large Granny Smith apples, peeled and cored
• 2 cans (8 oz each) crescent roll dough
• 1 cup (2 sticks) unsalted butter
• 1 1/2 cups granulated sugar
• 1 teaspoon vanilla extract
• 1 teaspoon ground cinnamon

For the Sauce: