Strawberry Glaze for Cheesecake

2 or 3 cups fresh strawberries
1 cup water
1 1/2 Tbsp. cornstarch
1/2 to 3/4 cup sugar (adjust depending on the tartness of the berries)

Crush 1 cup of the strawberries; add the water, and cook for 2 minutes. Run through seive. Mix cornstarch with sugar; stir into hot berry mixture. Bring to boiling, stirring constantly, Cook and stir till thick and clear. Cool. Place remaining strawberries atop cooled cheesecake, circle with halved pineapple rings and pour glaze over strawberries and chill.