Easy to make, easy to store homemade pan release recipe.
In a large mixing bowl or bowl of a stand mixer add oil, flour, and shortening.
Whip ingredients on low for 1 minute until incorporated, slowly increase mixing speed to high. Whip on high for 10 minutes.
Apply a liberal coat to baking pans using a pastry brush whenever instructions call for greasing and flouring the pan.
Store in airtight container. If oil separates during storage, stir to incorporate.
Apply a liberal amount with a pastry brush to baking pans. Store in cool dry place, if mixture separates, mix again to combine ingredients.