Preheat oven to 350°F
In a large pot, start cooking your Spanish Rice according to the box instructions
Peel and dice up yellow onion
Warm a pan on the stove and add olive oil
Add yellow onion
Saute for about 5 minutes or until starting to become translucent
Add the 2 lbs of ground beef to pan
Cook meat until brown- this will take about 10 minutes
In the meantime, dice up your 3 bell peppers
Once meat is fully cooked, add diced peppers to pan
Let cook for 2-3 minutes
Add taco seasoning to mixture according to instructions (most will have you add water that will need to be cooked down)
At this time, the rice and the meat should be fully cooked
If rice pot is large enough, add the meat mixture from pan and mix together. If not, use a large bowl and combine all of the ingredients
Add diced tomatoes to mixture and mix
In a 9"x13" casserole dish place entire can of refried beans on bottom and spread with a spoon until even
Add a handful of cheese on top of refried beans layer
Next, scoop the meat/rice mixture into dish
This should be just the right amount, but if a little extra, save for a meal prep lunch, if needed
Make even across dish and add the remainder of the cheese to top
Bake at 350°F for 30 minutes and edges are browning
Add crumpled tortilla chips and green onions to garnish
Serve hot