Top with a soft-cooked egg and mushrooms and onions sautéed in low-sodium vegetable broth. I Had Oatmeal Every Day for a Week—Here’s What Happened Sweet potatoes are also a source of carbs ...

And there are so many ways to cook with them ... smoothie or bake them in these date oatmeal bars for an after-school snack. Lentils are another high-carb, high protein legume.