Brown stew meat in a large skillet over medium-high heat until medium.

Drain excess grease from the skillet.

Transfer the browned stew meat to a crock pot or Dutch oven.

Add chopped tomatoes, green bell peppers, sweet onion, minced garlic, and canned chipotles to the pot.

Pour in the tomato sauce and tomato paste.

Stir all ingredients together thoroughly.

Cover the pot and heat according to your chosen cooking method.

For crock pot cooking: Cook on high for 2+ hours or on low for 4+ hours.

For stove top cooking: Simmer on low-medium heat for 1-2 hours, stirring occasionally.