Hatch Chile Queso Recipe | What's for Dinner??

Ingredients

• 1 package flatbread
• Olive-oil cooking spray
• 2 teaspoons salt, divided
• 2 tablespoons unsalted butter
• 1 large shallot, minced
• 3 cloves garlic, minced
• 2 tablespoons all-purpose flour
• 1 cup whole milk, plus more if needed
• 1/2 cup roasted Hatch chiles, finely chopped
• 1/2 teaspoon black pepper
• 1 cup sharp cheddar cheese, shredded
• 1 cup Monterey Jack cheese, shredded
• 2 green onions, sliced thin