When I was doing it, I found tasty recipes here:
http://www.lowcarb.ca/low-carb-recipes.html

My fave recipe was Portabello mushroom pizzas. You can add mushrooms, garlic, olives, hot peppers and it won't add to the carb count. Neither will pepperoni. Just go easy on the tomato sauce or pizza sauce. That stuff is full of carbs. Then use this recipe:
http://www.shadesofjaim.com/recipes/...llapizzas.html