Creamy, cozy, and refreshing all at once, this Oatmeal Cookie Cold Brew is the kind of easy recipe that makes an ordinary coffee break feel special. It blends smooth cold brew, oat milk, brown sugar, cinnamon, and vanilla into a sweet iced coffee that tastes like a bakery favorite in drink form. Whether you need a quick breakfast, an afternoon pick-me-up, an easy recipe for busy mornings, or fun food ideas for brunch, this homemade coffee drink brings coffee shop flavor right to your kitchen.