Ingredients in lemon oatmeal cookies include flour, butter, eggs, lemon zest, brown and white sugar, blueberries, rolled oats, vanilla, baking soda, baking powder, and salt.
Once the butter and sugar mixture has lightened in color and is well combined, add the eggs, vanilla extract, and the zest from one lemon and mixi until combined.
Scoop into balls with a 1 1/2 tablespoon cookie scoop on a parchment lined baking sheet and bake at 350°F for 12-14 minutes until the edges turn golden brown