Ingredients

• 4 1/4 cups water, divided
• 1 cup sugar
• 3/4 cup lemon juice
• 3/4 cup orange juice
• 2 teaspoons grated lemon peel
• 1 teaspoon grated orange peel
• ice cubes
• Lemon slices

Directions

1. 
   In a saucepan, bring 1-1/4 cups water and sugar to a boil. Reduce heat. Simmer for 10 minutes; cool. Transfer to a pitcher; add lemon and orange juices and peels. Cover and refrigerate for at least 1 hour. Stir in the remaining water. Serve over ice. Garnish with lemon if desired.