Wild Alaskan Blueberry-Rhubarb Crisp

By AislePrompt Editorial · Published 2026-04-03 · Updated 2026-04-03

A warm, tart-sweet dessert featuring wild Alaskan berries and rhubarb, topped with a buttery oat crumble and served with vanilla ice cream. This Alaskan-inspired recipe, ready in about 65 minutes, layers wild blueberries, rhubarb, granulated sugar 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 220 calories and feeds 8, 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.

Ingredients

• 4 cups wild blueberries
• 2 cups rhubarb
• 1/2 cup granulated sugar
• 2 tbsp cornstarch
• 1/4 cup lemon juice
• 1 tsp lemon zest
• 1/2 cup all-purpose flour
• 1/2 cup rolled oats
• 1/4 cup packed brown sugar
• 1/4 cup unsalted butter
• 1/4 tsp ground cinnamon
• pinch salt

The chef’s knife we’d prep this with → Best Chef's Knives for 2026: Top Picks + Buying Guide

Instructions

1. Step 1: Preheat oven to 375°F (190°C). Toss 4 cups blueberries, 2 cups diced rhubarb, 1/2 cup sugar, 2 tbsp cornstarch, 1/4 cup lemon juice, and 1 tsp lemon zest until well combined.
2. Step 2: Transfer fruit mixture to a 9x13-inch baking dish and spread evenly.
3. Step 3: In a medium bowl, combine 1/2 cup flour, 1/2 cup oats, 1/4 cup brown sugar, 1/4 tsp cinnamon, and pinch of salt.
4. Step 4: Cut in 1/4 cup cold butter until mixture resembles coarse crumbs, then sprinkle evenly over the fruit.
5. Step 5: Bake for 45 minutes until fruit bubbles around edges and topping is golden brown.