Shortbread Jammers
Updated March 5, 2025

- Total Time
- 45 minutes
- Cook Time
- 35 minutes
- Rating
- Comments
- Read comments
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Ingredients
- ½pound unsalted butter, at room temperature
- ¾cup granulated sugar
- 1teaspoon fine sea salt
- 1teaspoon vanilla extract
- 2cups all-purpose flour
- ⅓cup rice flour (all-purpose flour may be substituted)
- 1cup thick fruit jam, preserves or marmalade
Preparation
- Step 1
Heat oven to 325 degrees. Lightly butter a 8-by-8-inch baking dish. In the bowl of a standing mixer (or in a large bowl if using a hand mixer), beat the butter and sugar at medium speed for about 3 minutes. Add the salt and vanilla and continue to beat until well combined. Add the flours and continue to beat until the dough comes together.
- Step 2
Press the dough evenly into the prepared pan, smoothing the surface. Prick it with a fork in about 20 places. Bake for 35 minutes, or until golden around the edges. Slide a dull knife along the edges. Cool for 5 minutes.
- Step 3
Carefully turn the slab of shortbread out onto a clean surface. With a knife, trim 1 inch from one of the sides. Crumble the trimmings into a bowl and cover with plastic wrap. Cut the rest of the shortbread into 16 squares and allow to cool.
- Step 4
Spread a thick layer of jam on each square, and then sprinkle with the crumbs. Layered between plastic wrap or wax paper in an airtight container, the cookies will keep for 3 to 4 days.
Private Notes
Comments
I found 8 x 8 too small. My shortbread was not cooked through even after 15 extra minutes. I trashed most of the first batch (used the edges for crumbs) and made a second batch in a quarter sheet pan. This worked for me.
Rather than spreading each piece of shortbread with jam, I spread jam on the whole slab after cutting but before separating.
I also made a version where I cut the shortbread into triangles and dipped the long edge in melted chocolate and then the crumbs. Pretty and delicious!
I made this recipe last week and it called for a 13x9-inch pan. (Hence, the note about the "long side.") I opened the recipe to make the shortbread jammers again today (they were delicious) and noticed that they changed the pan dimensions to 8x8. It seems they neglected to edit the preparation instructions.
Can't imagine why the food editors would think this recipe works better in an 8 x 8 pan than in a 9 x 13. Like other commenters, I first tried an 8 x 8 with disastrous results. It was not done even after baking for 50 minutes. In a 9 x 13, it baked perfectly in 35.
Easy and fun recipe. Four year old enjoyed helping - lots of interesting jobs for her like painting the pan with the butter, poking the dough with a fork, pressing it flat, spreading the jam and sprinkling the crumbs. Took about 50 mins in an 8x8 glass pan and was a great texture after it cooled.
I adore this shortbread recipe. So buttery and easy+quick to make!
9x13 pan