These easy, make-ahead egg muffins are packed with spinach and cheese, perfect for busy mornings. Crack eggs directly into the muffin tin for tender, never-rubbery results that kids love.
Do not over-mix the eggs to avoid rubbery texture. Use room temperature ingredients for best results. Do not overfill cups; fill about three-quarters full. Check bake time early as ovens vary. Let muffins cool completely before storing to prevent sogginess.
Keywords: egg muffins, breakfast muffins, make-ahead breakfast, spinach egg muffins, kid-friendly breakfast, healthy breakfast, low-carb breakfast, gluten-free breakfast