Save the recipe and substitute some mussels for the snails. Serve with a loaf of hot french or italian bread. Based on this and the care you give your figs, suspect your garden is the equivalent of a Weight Watchers Spa for slugs. From Yahoo...What slugs are good for? "In a nutshell, slugs are good for eating things; they eat all kinds of stuff, and some can eat more than their weight every day. Among the foods slugs consume are animal feces, carrion, centipedes, fungi, algae, insects, worms, lichen, green plants, and even other slugs".