oatmeal cookie recipe

oatmeal cooHere's a simple recipe for oatmeal cookies: **Ingredients:** - 1 cup (2 sticks) unsalted butter, softened - 1 cup packed light-brown sugar - 1/2 cup granulated sugar - 2 large eggs - 1 teaspoon vanilla extract - 1 1/2 cups all-purpose flour - 1 teaspoon baking soda - 1 teaspoon ground cinnamon - 1/2 teaspoon salt - 3 cups old-fashioned oats - 1 cup raisins or chocolate chips (optional) **Instructions:** 1. Preheat oven to 350°F (175°C) and line baking sheets with parchment paper. 2. In a large bowl, cream together the butter, brown sugar, and granulated sugar until smooth. Beat in eggs one at a time, then stir in vanilla.