Root Beer 1 Tbsp. Homebrew Root beer flavoring 2 cups sugar 1 /4 tsp. Pasteur Champagne yeast water to make 1 gallon To this, I added about 1/4 - 1/2 cup sugar, a few more drops flavoring, and 1 Tsp. Molasses. I bottled it in 4 1-liter bottles.