Sunny Citrus Cheesecake | Reader's Digest Canada

Ingredients

• 1 cup all-purpose flour
• 1/3 cup sugar
• 1 tsp grated lemon zest
• 1/3 cup cold butter (cubed)
• 4 packages cream cheese (softened, 8 ounces each)
• 1-1/3 cups sugar
• 2 tbsp all-purpose flour
• 1 tsp vanilla extract
• 4 large eggs (room temperature, lightly beaten)
• 1/4 cup lime juice
• 1 tbsp grated lime zest
• 3 drops green food colouring
• 1/4 cup lemon juice
• 1 tbsp grated lemon zest
• 6 drops yellow food colouring (divided)
• 1/4 cup orange juice
• 1 tbsp grated orange zest
• 2 drops red food colouring
• 3/4 cup sour cream
• 1 tbsp sugar
• 1/4 tsp lemon extract
• Orange slices (optional)
• Lime slices (optional)
• Lemon slices (optional)