Roasted Broccoli Cheese Casserole

Ingredients (10)

• 4 small to medium heads broccoli, florets only
• 2 Tablespoons olive oil
• Kosher salt and pepper
• 3 Tablespoons butter
• 3 Tablespoons flour
• 1 1/4 cup milk
• 1 1/2 cups fresh shredded cheese of your choice (I like a blend of sharp cheddar and smoked Swiss)
• Salt and pepper to taste
• 36 Ritz crackers (about 1 1/2 sleeves)
• 1/4 cup melted butter