French Onion Chicken Casserole is a one-dish meal that blends chicken, green beans, a creamy sauce, and buttery biscuits. It's 100% delicious!
Coat an 8x11 or 9x13 dish with cooking spray. Preheat oven to 350 degrees.
If you've tried this recipe, come back and let me know how it was!
If you have beef bouillon cubes, grind them with a mortar and pestle or the back of a spoon.