Watery ingredients like summer squash or dense add-ins like potatoes should definitely be pre-cooked ahead of time. Once your breakfast burrito egg bites are finished baking, allow them to cool ...
If you really wanted to, you could enjoy a breakfast burrito filled with eggs ... cooked beans and cheesy calabacitas (a melty mix of squash, tomato, zucchini, and onion), you can go vegetarian ...