| • | Preheat an oven to 375 F.
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| • | Put tart shells in foil cups and keep it on a baking sheet.
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| • | Beat the egg with syrup, juice and vanilla in a large bowl.
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| • | Stir in sugar along with flour in another bowl.
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| • | Divide blueberries among tart shells.
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| • | Fill each shell with egg mixture right to top.
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| • | Bake it on the bottom rack at 375 F until bubbly
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| • | Cool and refrigerate.
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| • | Blueberry Buttertarts are ready. |
