Breakfast Egg Casserole - Slender Kitchen

Ingredients

• 1 tbsp olive oil
• 6 slices turkey bacon, diced
• 1 cup red onion, diced
• 1 red bell pepper, diced
• 1 green bell pepper, diced
• 12 eggs, beaten
• 1/4 cup skim milk
• Salt and pepper
• 1 cup shredded cheddar cheese