Sweet, tart, and layered with golden crumble perfection! These bars feature a buttery shortbread crust, juicy rhubarb filling, and crispy oat streusel—the ultimate spring dessert.
Why You’ll Love This Recipe
✔ Perfect balance – Tart rhubarb + sweet crumble
✔ Easy to make – No mixer needed
✔ Great for gifting – Stays fresh for days
✔ Customizable – Add strawberries for a twist
Ingredients (Makes 16 bars)
Crust & Crumble
1 ½ cups all-purpose flour
1 ½ cups old-fashioned oats
1 cup brown sugar, packed
½ tsp baking soda
¼ tsp salt
¾ cup cold butter, cubed
Rhubarb Filling
3 cups chopped rhubarb (½-inch pieces)
½ cup granulated sugar
2 tbsp cornstarch
1 tbsp lemon juice
1 tsp vanilla extract
Optional Add-Ins
1 cup sliced strawberries
½ tsp cinnamon (in the crumble)