Use peanuts or peanut butter for this unusual soup.
Melt butter in soup kettle. Saute onion until tender. Sprinkle with flour and stir until blended. Add stock and heat to simmer, stirring constantly. Add peanut butter and stir until blended. (If peanuts are used, simmer mixture 15 minutes, covered, and puree in food mill.) Gently stir in cream and Tabasco and heat thoroughly. Do not boil.