Tart, Rockmelon (Canteloupe)

Ingredients

• 1 cup flour
• 2 tbsp. powdered sugar
• 90g butter (about 3-1/2-4 oz., or 1 stick)
• 1 egg yolk
• 1 tbsp. water approximately
• 1-1/2kg rockmelon (canetloupe)
• 1/4 cup sugar
• 2 tsp. grated orange rind
• 1/2 cup orange juice
• 2 tsp. kosher gelatin
• 1 tbsp. water
• 1 cup thickened cream
• 1/3 cup apricot jam
• 1 tbsp. orange-flavored liqueur