In a large, heavy bottomed pot over medium high heat cook bacon, stirring until it just begins to brown, about 4 minutes. Add onion, lower heat to medium, cover, and cook, stirring occasionally, until translucent, 4 - 7 minutes. Uncover pan, stir in garlic, and cook 1 minute.
Season beef with flour, salt, pepper and garlic powder. Increase heat to medium-high and add beef. Stir 6 - 8 minutes. Stir in spices and 1 tsp. salt cook 1 minute. Add tomatoes, tomato sauce, beef, and Worcestershire and bring to a boil. Reduce heat to medium-low, cover partially, and cook 30 minutes.
If you use beans add them and cook 10 minutes uncovered. Season to taste with additional salt.
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