Step 1
Combine all ingredients, except the food coloring, in the mixing bowl of a stand mixer fitted with the whip attachment. Beat In a large bowl, combine all ingredients and beat on low speed until combined. Increase speed to medium-high and beat for 8-10 minutes, adding 2-3 tablespoons more of warm water, as needed. Icing should be stiff enough to hold a peak when tested. Mix natural food coloring if desired.
Step 2
Use this thick icing to outline cookies. Adjust consistency of icing by adding water as needed.
Decorate the cookies with edible flowers or powdered freeze dried fruits for color and delicious flavors.
Use royal icing immediately. If you have left over icing, store at room temperature on an airtight container for up to 2 weeks.