Make your holidays sweeter with these easy oatmeal chocolate sourdough cookie bars. Crafted with sourdough discard, oats, chocolate chips, and a decadent fudgy layer, they’re a perfect crowd-pleaser. This chewy and buttery dessert recipe is quick to bake in a 9x13 pan, ideal for Christmas, 4th of July, or a simple weeknight indulgence. Enjoy a homemade treat that’s layered with flavor and so easy to make from scratch!