Rustic Lemon Lavender Shortbread Bars

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

Buttery shortbread bars infused with lemon zest and fragrant lavender, offering a delicate balance of floral and citrus flavors. This french-inspired desserts ready in about 45 minutes layers all-purpose flour, granulated sugar, dried culinary lavender buds into a dessert worth slowing down for — great for weekend baking, holiday tables, or any time you want a sweet payoff at the end of a meal. Each serving lands at about 180 calories and feeds 16, so it slots into a weekend bake or a special-occasion dessert tray. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Prep: 15 min Cook: 30 min Serves 16 French cuisine 180 cal/serving
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Ingredients

Instructions

  1. Step 1: Preheat oven to 350°F and line a 9x9-inch baking pan with parchment paper, leaving overhang for easy removal.
  2. Step 2: In a food processor, pulse 2 cups all-purpose flour, 3/4 cup granulated sugar, 1 tbsp dried culinary lavender buds, 2 tsp lemon zest, and 1/4 tsp salt to combine.
  3. Step 3: Add 1 cup cold, cubed unsalted butter and pulse until mixture resembles coarse crumbs with some pea-sized pieces.
  4. Step 4: Add 1 tbsp lemon juice and pulse briefly until dough begins to come together.
  5. Step 5: Press dough evenly into the prepared pan and bake for 28-32 minutes until edges are lightly golden and center is set.
  6. Step 6: Cool completely in pan, then lift bars out using parchment overhang and dust with 1/2 cup powdered sugar before slicing into squares.

Equipment for this recipe

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Frequently asked questions

How long does Rustic Lemon Lavender Shortbread Bars take to make?

Total time is about 45 minutes (15 min prep + 30 min cook). Most home bakers find this fits a weekend afternoon; chill or store as the recipe directs before serving.

How do I store leftover Rustic Lemon Lavender Shortbread Bars?

Cool fully before storing. Most baked desserts keep at room temperature in an airtight container for 2–3 days, or in the fridge for up to 5 days. Cream- or custard-based desserts must go in the fridge within 2 hours; reheat gently or serve cold per the recipe.

Can I substitute ingredients in Rustic Lemon Lavender Shortbread Bars?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Rustic Lemon Lavender Shortbread Bars for a different number of people?

The recipe is written for 16 servings. Multiply each ingredient by (your serving target / 16). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

What goes well with Rustic Lemon Lavender Shortbread Bars?

French desserts like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.