Puffy sour-cream sugar cookies with a soft cake-like crumb and a generous swirl of vanilla buttercream.
The important detail in this recipe is the way the dough is shaped and finished. Scoop 1½-tablespoon portions onto parchment, leaving 3 inches apart. Keep the dough chilled between trays; do not flatten the soft mounds.
Before mixing, measure the flour without packing it and prepare the pans. Full-fat sour cream supplies both moisture and body. Milk makes this dough much looser; do not substitute it cup for cup.
Watch the first tray closely near the end of the baking range. Let the cookies cool completely before finishing: Beat the frosting butter until creamy, add confectioners’ sugar on low, then milk and vanilla. Beat until fluffy and spread over fully cooled cookies. Tint with a tiny drop of gel coloring if desired; add optional sprinkles.
Buttercream Frosted Sugar Cookies
Per tray: 13–14 minutes · About 3 trays, 9 cookies per 13 × 18-inch half-sheet pan.
Plan 167 minutes: 35 hands-on, 60 required chilling, 42 for all trays baked sequentially, and 30 cooling including pan rest. Preheat during preparation or the final chilling minutes. Ingredient warm-up and extra trays add time.
Kitchen tools you’ll need
- Kitchen scale or US measuring cups and spoons
- Mixing bowl and silicone spatula
- Electric hand mixer
- 13 × 18-inch baking sheets
- Parchment paper
- Cooling rack
- 1-tablespoon cookie scoop
Puffy sour-cream sugar cookies with a soft cake-like crumb and a generous swirl of vanilla buttercream.
Ingredients
Scale ingredients and US equivalents, including eggs; weigh beaten egg for fractional batches. Keep piece size, thickness, oven temperature and baking time per tray unchanged. Extra trays increase whole-batch time.
Cookie dough
Vanilla buttercream
Instructions
Mixing
- Make the doughCream butter and granulated sugar until lighter. Mix in egg, sour cream and vanilla; a slightly curdled appearance is normal. Whisk flour, salt and leaveners, then mix into the wet ingredients just until combined.
Thermal management
- Manage the doughCover and refrigerate for 60 minutes.
Shaping
- Shape evenlyScoop 1½-tablespoon portions onto parchment, leaving 3 inches apart. Keep the dough chilled between trays; do not flatten the soft mounds.
Baking
- Bake one tray at a timePreheat to 350°F (175°C). Bake on the center rack for 13–14 minutes. Edges should be set and only lightly colored; centers must lose their wet sheen. Use cool pans for subsequent trays.
Cooling
- Let the crumb setRest on the pan for 5 minutes, then transfer to a rack and cool completely, about 30 minutes total, before frosting.
Finishing
- Complete the cookiesBeat the frosting butter until creamy, add confectioners’ sugar on low, then milk and vanilla. Beat until fluffy and spread over fully cooled cookies. Tint with a tiny drop of gel coloring if desired; add optional sprinkles.
Chef’s Science & Pro Tips
Keep the sour cream
Full-fat sour cream supplies both moisture and body. Milk makes this dough much looser; do not substitute it cup for cup.
Keep the portion consistent
Scoop 1½-tablespoon portions onto parchment, leaving 3 inches apart. Keep the dough chilled between trays; do not flatten the soft mounds. Different thicknesses need different baking times; bake comparable pieces together.
Use the finish as your cue
Look for a set surface and lightly colored edges rather than a dark golden top. Overbaking dries the center; let the cookies finish setting on the pan.
Storage & Make-Ahead
| Method | How long | What to do |
|---|---|---|
| Room temperature | Up to 1 day | Keep frosted cookies covered in a cool room. If the room is warm, refrigerate them promptly instead. |
| Refrigeration | Frosted cookies: up to 4 days | Refrigerate in a sealed container; bring out only the portion you will serve and let the frosting soften briefly. |
| Freeze raw | Up to 2 months | Freeze portioned dough balls on a tray, then seal in a freezer bag. Bake from frozen, allowing extra time and checking for a set center. |
| Freeze baked | Up to 2 months | Freeze unfrosted cookies for up to 2 months, then thaw sealed and frost. This preserves a neater finish. |
| Restore | 30–60 minutes | Thaw plain cookies in a closed container and frost after thawing. Do not heat frosted cookies in the oven. |
Notes
- Use the gram weights for the most consistent dough. Small leavener weights are approximate; measure teaspoons carefully. Egg weights exclude shells. Oven temperatures refer to a conventional oven.
Nutrition
Approximate nutrition per serving calculated from ingredient weights divided by 19. Includes required fillings and toppings, excludes optional decoration and unused rolling flour. Brands and actual portion sizes change the estimate.
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Frequently Asked Questions
A few helpful answers before you bake.
What texture should these cookies have?
Puffy sour-cream sugar cookies with a soft cake-like crumb and a generous swirl of vanilla buttercream. Judge the final texture after cooling, not while the centers are warm.
Can I replace sour cream with milk?
Full-fat sour cream supplies both moisture and body. Milk makes this dough much looser; do not substitute it cup for cup.
How do I get an even batch of buttercream frosted sugar cookies?
Scoop 1½-tablespoon portions onto parchment, leaving 3 inches apart. Keep the dough chilled between trays; do not flatten the soft mounds. Bake one test tray and check the stated doneness cues; thicker portions need more time than thinner ones.
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