01 -
Preheat oven to 400°F. Lightly coat a 9x13 inch baking dish with cooking spray and set aside.
02 -
In a medium bowl, mix shredded chicken, drained tomatoes, green chiles, taco seasoning, and 3/4 cup shredded Monterey Jack cheese until thoroughly combined.
03 -
In a medium saucepan over medium-low heat, melt unsalted butter. Whisk in all-purpose flour and cook for 1-2 minutes until bubbly. Gradually pour in chicken broth, whisking constantly, and cook until mixture is slightly thickened and reaches a gentle boil. Remove from heat and stir in sour cream until the sauce is smooth.
04 -
Spread a thin layer of prepared sauce on the bottom of the baking dish. Spoon approximately 1/2 cup chicken filling onto the center of each flour tortilla. Roll tightly and arrange seam-side down in the dish.
05 -
Pour the remaining sour cream sauce evenly over the rolled tortillas. Sprinkle with the remaining Monterey Jack cheese.
06 -
Place the baking dish in the preheated oven and bake, uncovered, for 20 minutes or until the cheese is melted, sauce is bubbling, and tortillas begin to brown at the edges.