Step 1

Preheat oven to 350 degrees and lightly spray a 9 x 13 baking pan with grease.

Step 2

In a medium bowl, combine the chicken, broccoli, cream of chicken soup, rice, cheddar cheese, and mayonnaise.

Step 3

Spread mixture evenly into prepared baking pan.

Step 4

In small bowl, combine the cornflakes with melted butter. Set aside.

Step 5

Sprinkle french onions evenly on top of chicken mixture.

Step 6

Sprinkle cornflake mixture on top evenly.

Step 7

Place pan into preheated oven and bake for 30 minutes. Serve!