1. in large skillet or crockpot on medium to hight, melt oil and saute onions, garlic, celery and pepper until onion is translucent, 3 - 4 minutes.
2. add ground meat, thyme, chili powder and cumin, and cook, stirring frequently, for 5 - 6 minutes.
3. pour salt, tomatoes, and salsa into pot. Cover, reduce heat and simmer for a minimum of 1 hour. Crockpot on low can simmer for quite a few hours.
4. serve in bowls or over tiny steamed cauliflowerettes.