Step 1

Preheat oven to 350°.

Step 2

Melt the butter in a large pot over medium heat. Add the onions and cook for 5 minutes, until softened.

Step 3

Add the cream of mushroom soup, milk, sour cream, and seasonings and stir to combine.

Step 4

Add 1 cup of the cheese and stir until melted.

Step 5

Add the frozen broccoli and mixed vegetables and allow them to heat through. Remove from heat and let cool slightly.

Step 6

Stir in the whisked eggs and cooked rice. Transfer to a lightly greased 9 x 13 inch casserole dish and top with remaining cheese.

Step 7

Cover and bake for 20 minutes. Meanwhile, combine the crushed Ritz and melted butter.

Step 8

Remove the casserole from the oven and top with crackers. Bake uncovered for 10 minutes. Remove from heat and serve!