In a medium saucepan, combine water and sugar over medium-high heat, stirring until sugar dissolves. Add strawberries and lemon zest. Bring to a boil; reduce heat to medium-low, and simmer for 15 minutes. Remove from heat, and add mint leaves. Cover, and steep for 10 minutes.
Strain syrup, discarding solids, and let cool completely.
Recipe by Southern Lady Magazine at https://southernladymagazine.com/summertime-sweet-tea-recipe/