Macadamia and Davidson's Plum Biscotti

By , Test Kitchen Director · Reviewed by AislePrompt Editorial · ·

Crunchy biscotti featuring Australian macadamia nuts and tangy Davidson's plum for a unique sweet treat with a citrusy twist. This australian-inspired desserts ready in about 65 minutes layers all-purpose flour, baking powder, (1 stick), softened unsalted butter 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 150 calories and feeds 12, 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: 50 min Serves 12 Australian cuisine 150 cal/serving
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Ingredients

Instructions

  1. Step 1: Preheat oven to 350°F. In a medium bowl, whisk together 2 cups all-purpose flour, 1 tsp baking powder, 2 tbsp dried Davidson's plum powder, and 1/4 tsp salt.
  2. Step 2: In a large bowl, beat 1/2 cup softened unsalted butter with 3/4 cup granulated sugar until light and fluffy, about 3 minutes. Add 2 large eggs one at a time, then 1 tsp vanilla extract, mixing well.
  3. Step 3: Gradually add the flour mixture into the wet ingredients, mixing until combined. Fold in 1 cup chopped macadamia nuts.
  4. Step 4: Shape the dough into a log about 12 inches long and 3 inches wide on a parchment-lined baking sheet. Bake for 30 minutes until golden and firm.
  5. Step 5: Remove from oven and let cool for 10 minutes. Using a serrated knife, cut the log into 1/2-inch thick slices. Place slices cut side down back on the baking sheet.
  6. Step 6: Bake slices for an additional 10 minutes, then flip and bake 10 more minutes until crisp and toasted. Cool completely before serving.

Equipment for this recipe

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Frequently asked questions

How long does Macadamia and Davidson's Plum Biscotti take to make?

Total time is about 65 minutes (15 min prep + 50 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 Macadamia and Davidson's Plum Biscotti?

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 Macadamia and Davidson's Plum Biscotti?

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 Macadamia and Davidson's Plum Biscotti for a different number of people?

The recipe is written for 12 servings. Multiply each ingredient by (your serving target / 12). 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 Macadamia and Davidson's Plum Biscotti?

Australian 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.