Preparation Bring chopped cauliflower and milk to boil in heavy large saucepan. Reduce heat to medium and simmer uncovered until cauliflower is tender, about 9 minutes. Stir in whipping cream and 2 tablespoons butter. Cool soup slightly. Working in batches, puree soup in blender. Season to taste with salt and pepper. Keep soup warm. Melt remaining 2 tablespoons butter in heavy large skillet over medium-high heat. Add bread pieces and stir until brown and crisp, about 9 minutes. Season croutons to taste with salt and pepper. Stir in thyme. Divide soup among 4 bowls. Mound thyme croutons atop soup and serve.
Preparation Bring chopped cauliflower and milk to boil in heavy large saucepan. Reduce heat to medium and simmer uncovered until cauliflower is tender, about 9 minutes. Stir in whipping cream and 2 tablespoons butter. Cool soup slightly. Working in batches, puree soup in blender. Season to taste with salt and pepper. Keep soup warm. Melt remaining 2 tablespoons butter in heavy large skillet over medium-high heat. Add bread pieces and stir until brown and crisp, about 9 minutes. Season croutons to taste with salt and pepper. Stir in thyme. Divide soup among 4 bowls. Mound thyme croutons atop soup and serve.