Ingredients:
2 cups watermelon juice
1/2 tsp Peppers of Key West Serrano Pepper Sauce
1-2 cups sugar
1 tsp salt
salt
lime wedges
1 cup tequila
1/3 cup fresh lime juice
1/2 cup Cointreau
ice cubes

Directions:
In a saucepan add watermelon juice, salt and 1 cup sugar. Steep over low heat until sugar dissolves.

Taste and add more sugar to your preferred taste. Add Peppers of Key West Serrano Sauce.
Pour in pitcher and allow to cool. Place in fridge to cool until ready to use.

On a small plate spread salt. With lime wedges moisten rim of 6 ounce glasses. Dip glasses into salt. Place glasses into freezer to chill.

In a pitcher add to the watermelon juice the tequila, lime juice and Cointreau. Remove glasses from freezer and serve margarita mixture over ice. Garnish with lime slices.