01 - Preheat the oven to 350°F.
02 - In a large bowl, combine sliced apples, granulated sugar, 1 teaspoon ground cinnamon, lemon juice, and 2 tablespoons flour. Toss thoroughly to coat.
03 - Transfer the apple mixture into a greased 8x8-inch baking dish, spreading evenly.
04 - In a separate bowl, stir together granola, rolled oats, brown sugar, 1/4 cup flour, 1/2 teaspoon cinnamon, and salt. Pour melted butter over the mixture and combine until crumbly.
05 - Evenly sprinkle the granola topping over the apples in the baking dish.
06 - Bake for 40 minutes until the topping turns golden brown and the apples are tender and bubbling.
07 - Allow the crisp to cool for at least 10 minutes before serving warm. Optionally accompany with vanilla ice cream or whipped cream.