Preheat oven to 375 degrees F. Butter a 9x13-inch rectangular pan.
Prepare Apple Filling - In a large mixing bowl, add the sliced apples, lemon juice, and 1/2 of orange zest. Gently stir together until everything is well mixed. Pour the apple mixture into the prepared pan and set aside.
Prepare Crisp Topping - In another large bowl, combine oatmeal, brown sugar, almond extract, pecans, flour, nutmeg, 1/2 the cinnamon, and remaining orange zest. Mash all the ingredients together until all dry ingredients are mixed in and mixture is crumbly. Slowly add the soften butter and blend until crumbly.
Sprinkle the prepared Crisp Topping mixture over the top of the apples. Sprinkle remaining cinnamon over the crumble mixture.
Place the prepared apple crisp on middle rack of oven. Bake approximately 40 to 50 minutes until the crust is golden brown and the apples are tender when pierced with a fork. Remove from oven.
Serve warm with French Vanilla Ice Cream.
Serves many.
* Choose cooking apples on the tart side, such as Granny Smith, Jonagold, or Macintosh apples.
Homemade Apple Crisp Recipe - Apple Crispy Crisp Recipe: https://whatscookingamerica.net/fruit/apple-crisp.htm