Cut the squash in quarters. Cut the skin away.
Cut in 3/4” cubes
At medium heat, brown the cubes in the butter and put aside.
In a large pot, sweat the onion in the remaining butter then add the cubed squash.
Add the chicken broth, the cinnamon and ginger. Bring to boil and let simmer for 15-20 min.. Salt and pepper to taste.
Once the cooking is finished , blend in a blender. For a velvety texture, add some cream.