This is great for barbeques, picnics, or just to have refrigerated to serve with a sandwich for lunch. Refrigerate overnight for best flavor.
Combine cannellini beans, tomatoes, artichokes, celery, onion, olives, white wine vinegar, olive oil, basil, oregano, garlic, kosher salt, ground black pepper, and red pepper flakes together in a large mixing bowl; toss until well combined. Refrigerate until chilled, 8 hours to overnight.
Per Serving: 129 calories; protein 4.2g; carbohydrates 15.3g; fat 5.6g; sodium 554.3mg.