How to Cook Cauliflower Broccoli Casserole

Ingredients

• 1 head cauliflower, chopped into small florets
• 1 head broccoli, chopped into small florets
• 1 onion, diced
• 2 cloves garlic, minced
• 1/4 cup butter
• 1/4 cup all-purpose flour
• 2 cups milk
• 1 cup shredded cheddar cheese
• Salt and pepper, to taste
• 1/2 cup breadcrumbs