Dessert for 24
Lemon Blueberry Crumble Bars
Blueberries and lemon bake beneath an oat crumble crust, creating soft fruit bars with a crisp, buttery topping.
Typical price
$1.04for 4 servings
$0.26 per serving$1.04 for 4
Typical price: Salefork's estimate of an everyday US shelf price for each ingredient. Pick your city to price it from this week's ad.

Photo: nospoonnecessary.com
- 65 minstart to table
- Mediumdifficulty
- 24servings as written
- $typical cost tier
AmericanVegetarianBudgetDessertsBack to schoolSummer
What it costs
Pick your city to see which ingredients are on sale
| Ingredient | Amount | Cost |
|---|---|---|
| Juice, soda and mixers$0.04/oz typical | 0.5 oz | $0.02Typical price |
| Lemons and limes$0.60 each typical | a little | $0.03Typical price |
| Oats$0.10/oz typical | 6 oz | $0.60Typical price |
| Butter$0.40/oz typical | 8 oz | $3.20Typical price |
| Total for the servings shown | $6.23 | |
Pantry staples you likely have
Sugar and brown sugarSalt and pepperSyrups, molasses, powdered sugarBaking powder and sodaCornstarch, vanilla, yeast, cocoa
Not included in the cost.
Ingredients
- 1/2 cup granulated sugar
- 2 tbsp + 1 tsp cornstarch
- 1 tbsp fresh lemon juice
- 1 tsp each: lemon zest & vanilla extract
- as needed kosher salt (optional)
- 2 cups old fashioned oats
- 1 cup light brown sugar
- 1 tsp each: baking powder & cinnamon
- 1/2 tsp vanilla extract
- 1 cup cold butter
- 2 1/2 tbsp cold water
Steps
- Heat the oven to 350 F and line a 9-by-13-inch baking pan with cooking oil.
- Stir blueberries, granulated sugar, 2 tablespoons cornstarch, lemon juice, lemon zest, and vanilla in a bowl.
- Mix oats, flour, brown sugar, baking powder, cinnamon, salt, vanilla, butter, and water until crumbly.
- Press two-thirds of the crumble into the pan and bake for 10 minutes.
- Spread the blueberry mixture over the crust and sprinkle the remaining crumble on top.
- Bake for 30 minutes, then cool in the pan for 15 minutes before cutting.
Swaps
- Butter for Margarine and vegan butterabout $0.15/oz less at typical prices
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