Pre heat oven to 350 degrees.
Dice the bell pepper and onion. Set aside.
On stove top, brown the chorizo and add the diced bell pepper and onion when chorizo is almost cooked through.
Pour browned chorizo and bell pepper and onion into a 2.5 quart casserole dish.
In a mixing bowl add 6 eggs, 1/2 cup of milk and salt and pepper to taste. Whisk until blended. Add this mixture to casserole dish.
Layer the tater tots on top of the casserole, followed by 2 cups of shredded cheese.
Cover casserole with aluminum foil and cook in oven for 1 hour.
Remove foil cover, let cook another 20 minutes.
Let cool 5 minutes and serve!