Four bean vegetarian chili

Name: Four bean vegetarian chili
Prep time: 10 min
Cook time: 2 h
Total time: 2 h 10 min
Cuisine: American, Mexican, Latin American, TexMex
Ingredients: 2 cans black beans; 1 can dark kidney beans; 1 can chili hot beans; 1 can light kidney beans; 2 cans diced tomatoes; 1 onion chopped; 1 c frozen kernel corn; 4 tbsp butter; 1 tbsp chili powder; 1 tsp cumin; 1/4 tsp cayenne pepper; 1/2 tsp onion powder; 1/4 tsp garlic powder; 1 tsp salt; 1/4 tsp fresh ground pepper