Best Bagel Breakfast Casserole Recipe - How to Make Bagel Breakfast Casserole

Ingredients

• Cooking spray
• 4 everything bagels, chopped
• 1 1/2 c. shredded white cheddar
• 1 1/2 c. halved cherry tomatoes
• 1 oz. (8-oz.) block cream cheese, cut into 1/2" cubes
• 1/2 red onion, thinly sliced
• 8 large eggs
• 2 1/2 c. milk
• 2 green onions, sliced, plus more for garnish
• Kosher salt
• Freshly ground black pepepr
• Pinch cayenne
• 1 tsp. poppy seeds
• 1 tsp. dried minced onion
• 1 tsp. sesame seeds
• 1 tsp. dried garlic
• 1 tsp. coarse salt