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Icelandic rhubarb cake squares arranged haphazardly over a grey countertop.

Icelandic Rhubarb Squares (Hjónabandssæla)

5 from 2 votes
Course: Dessert, Breakfast
Cuisine: Icelandic
Prep Time: 20 minutes
Cook Time: 40 minutes
Total Time: 1 hour
Servings: 16 squares
Calories: 160kcal
Author: Kelly
Cost: $0.22 per square
Hjónabandssæla means “happy marriage” in Icelandic. Packed with sticky rhubarb jam and topped with oat crumble, this cheerful cake is an ode to wedded bliss.
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Equipment

Ingredients

  • ½ cup brown sugar
  • ½ cup vegan butter or margarine
  • cup rolled oats
  • 1 cup all purpose flour (*can sub with pastry flour)
  • 1 tsp baking powder
  • ½ tsp baking soda
  • pinch of salt
  • ½ cup rhubarb jam

Instructions

  • Cream together 1/2 cup brown sugar and 1/2 cup margarine using an electric mixer until fluffy (around 1 minute on high speed).
  • To the creamed ingredients, add 1 ½ cup oats, 1 cup flour, 1 tsp baking powder, 1/2 tsp baking soda, and a pinch of salt. Mix on low speed to combine.
  • Transfer roughly two-thirds (350g) of the mixture to a square baking pan. (You can eyeball it; no need to be precise.) Gently press it into an even layer that covers the bottom of the pan.
  • Spread the 1/2 cup of rhubarb jam over top of the oat mixture.
  • Sprinkle the remaining oat mixture over to lightly cover the jam.
  • Bake for 40 minutes at 325 °F.
  • Cool fully before slicing into squares. Enjoy!!

Nutrition

Calories: 160kcal | Carbohydrates: 26g | Protein: 2g | Fat: 5g | Saturated Fat: 1g | Polyunsaturated Fat: 2g | Monounsaturated Fat: 2g | Trans Fat: 0.03g | Sodium: 154mg | Potassium: 61mg | Fiber: 1g | Sugar: 11g | Vitamin A: 274IU | Vitamin C: 1mg | Calcium: 28mg | Iron: 1mg