Recipe By: Hebrew National (you can't go wrong!)
1 tablespoon olive oil
Heat oil in a medium nonstick skillet over medium-high heat. Add onion and garlic; cook 4 minutes, stirring occasionally. Add tomatoes with liquid, beans, basil and rosemary; bring to boil. Add knockwurst, either whole or sliced crosswise 1/2" thick; cover and simmer 8-10 minutes.