In
1-quart microwaveable bowl, toss 1 cup blueberries
with sugar and cornstarch until well combined.
Stir in water. Microwave on HIGH (100% POWER)*
for 3 minutes. Stir well, crushing blueberries.
Microwave on HIGH for 3 minutes longer;
stir well. Microwave on HIGH until thickened,
about 2 minutes. Stir in lemon juice and
remaining 2 cups of blueberries. Cover and
chill, if desired.
To
serve, divide filling among the 6 pastry
or tart shells; garnish with whipped cream,
if desired.
*Note:
Tested in a 625 watt microwave oven
Yield:
6 tarts; 2 1/2 cups filling