Warm up with this hearty Slow-Cooker Creamy Tomato Soup recipe. Made with unsalted butter, onion, flour and tomatoes. Easy step-by-step instructions inc…
This Slow-Cooker Creamy Tomato Soup relies on simple, everyday ingredients such as unsalted butter, onion, finely chopped, all-purpose flour and heavy cream, warmed. It comes together quickly and makes 4 servings, at about 336 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
It works as a light main on its own or as a starter alongside crusty bread, and it's just as good for a cozy night in as it is for feeding a crowd. Leftovers keep well, so it's a smart choice for meal prep too.
Updated Jun 30, 2026