01 -
Preheat oven to 350 degrees. Grease a 9×13-inch baking dish and set aside.
02 -
Mix flour, brown sugar, butter, cinnamon, and salt in a bowl using a pastry cutter until evenly crumbled. Fold oats into flour mixture.
03 -
Place crisp topping in the refrigerator while you make peach filling.
04 -
Combine peaches, flour, and sugar in a large bowl. Stir until all of the peaches are well coated with the flour and sugar.
05 -
Arrange peaches evenly in the baking dish.
06 -
Sprinkle topping over peaches, pressing gently for an even, slightly flat topping.
07 -
Bake for 35-45 minutes, or until topping is golden brown.