Easy Apple Crisp recipe comes from a long line of simple desserts that are easy to bake and tasty as well. Apple crisp or apple crumble is a “streusel-like” mixture, which has flour, sugar, butter and sometimes, nuts in it. This recipe makes a warm baked dessert with fruit atop a tasty crust, which makes it hard to resist. Apart from the above ingredients, the easy apple crisp also uses apples, lemon juice, brown sugar, cinnamon, nutmeg, oats, etc.