Chili Con Queso Recipe (Chevys Copycat)

Ingredients

• 3 tbsp unsalted butter
• 3⁄4 cup yellow onion, diced
• 1 large jalapeño pepper, finely diced
• 4 cloves garlic, minced or pressed through a garlic press
• 3 tbsp all purpose flour
• 2 cups half & half
• 4 oz cheddar cheese, grated sharp
• 4 oz pepper jack cheese, grated
• 1⁄4 tsp cumin
• 1⁄4 tsp salt
• 2 tbsp tomatoes , finely diced, use only the flesh, no seeds or juice
• 1⁄4 tsp red pepper flakes, crushed, optional for more heat
• cilantro, freshly chopped, optional for garnish