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Method
Make it happen
- 01
Heat the oil in a saucepan and soften the onion for 6 minutes.
- 02
Stir in the garlic and rosemary for 1 minute, then add the tomatoes, beans and stock.
- 03
Simmer uncovered for 18 minutes, stirring occasionally.
- 04
Lightly crush a spoonful of beans to thicken the soup. Stir in vinegar, season and serve.