Step 1: In an 8-quart stockpot, melt the butter and oil together over medium-high heat.
Step 2: Add the shallots and garlic, season with salt and pepper, and cook until soft, about 3 to 4 minutes.
Step 3: Add the sweet potatoes, rosemary and chicken broth. Season with salt and pepper, and bring the mixture to a boil. Reduce the heat and simmer until the sweet potatoes are very tender, about 20 to 25 minutes.
Step 4: Turn off the heat and remove the rosemary stems.
Step 5: Add the mascarpone cheese and maple syrup.
Step 6: Using an immersion blender, blend the mixture until smooth. Season with salt and pepper, to taste. Keep the soup warm over low heat until ready to serve.
Step 7: Cook's Note: The soup can also be pureed by ladling, in batches, into a food processor or blender and blended until smooth.
This page is built for your convenience in the kitchen.
If you want helpful tools, tips and recipes from our community of real cooks, please consider signing up.
Oh... And one more thing... We also have some pretty wild forums.