Blackberry-Cinnamon Diagonals

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Appears in Cook's Illustrated November/December 2023

These buttery, jam-filled diamonds come together with ingredients that you probably have on hand.

SERVESMakes 32 cookies

TIME1 hour plus 55 minutes cooling and setting

Blackberry-Cinnamon Diagonals

WHY THIS RECIPE WORKS

Our jam diagonals are a slightly more sophisticated form of thumbprint cookies, but they're even easier and quicker to make. We started by mixing together a simple shortbread dough, but instead of portioning, rolling, and filling individual...

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