Melt 1 tablespoon of butter in a saucepan over medium heat. Saute the sunchokes until they are light brown on the edges. Add half cup of heavy cream and half cup of water and simmer on very low heat until the sunchokes are tender, about 15 – 20 minutes. Puree the sunchokes in a blender or food processor, add some of the cream they were cooked in to thin the mixture.
In skillet heat 2 tsp of olive oil in a skillet over medium heat and sauté the spinach until it is wilted. Pour out until accumulated juices in the pan and use a spatula and press out as much liquid from the spinach as you can. Fold in the sunchoke puree, lemon zest, juice and season with salt and pepper.
Nancy and Tim Bass - Sunburst Tomato