Easy Beef Queso Dip

Ingredients (15)

• 1 tablespoon olive oil
• 8 ounces ground beef
• 1/2 teaspoon ground cumin
• 1 tablespoon taco seasoning (homemade)
• 1 cup red onion, divided
• 1 (4 ounce) can green chiles
• 2 tablespoons all-purpose flour
• 1 cup chicken stock
• 1 cup whole milk
• 1 cup grated monterey jack cheese
• 1 cup grated pepper jack cheese
• Diced tomatoes, garnish
• Fresh cilantro, garnish
• Tomatillo salsa, garnish (optional)
• Tortilla chips, for serving