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Raspberry Rhubarb Buckwheat Breakfast Cake

Prep Time 5 minutes
Cook Time 40 minutes
Servings 9 squares

Ingredients

  • ½ cup plain whole milk Greek yogurt
  • cup olive oil
  • cup maple syrup
  • 1 tsp vanilla extract
  • 3 large eggs
  • 1 ½ cups rolled oats
  • 1 cup buckwheat flour
  • ½ cup hemp seeds*
  • 2 tsp ground cinnamon
  • 1 ½ tsp baking soda
  • ½ tsp kosher salt
  • 1 heaping cup fresh or frozen raspberries**
  • 1 heaping cup chopped rhubarb**
  • Plain whole milk Greek yogurt, for serving
  • Chopped walnuts, for serving
  • *You can leave out or substitute with chopped walnuts or sesame seeds.
  • **You can substitute with any summer fruit - blueberries, strawberries, peach, more raspberries, etc...

Items you can prep ahead (optional)

  • Chop 1 heaping cup rhubarb

Instructions

  • Preheat the oven to 350F. Lightly grease a 9x9 or 8x8- inch baking dish with olive oil.
  • In a large bowl, whisk together the Greek yogurt, olive oil, maple syrup, vanilla, and eggs until smooth. It will be lumpy at first!
  • Add the oats, buckwheat flour, hemp seeds, cinnamon, baking soda, and salt. Use a rubber spatula to mix until thoroughly combined. Gently fold in the raspberries and rhubarb until evenly distributed. Transfer to the baking dish and spread out into an even layer.
  • Bake for 40-45 minutes, or until a toothpick, cake tester or knife in the center comes out clean. Let cool for 10 minutes before slicing.
  • Serve warm topped with yogurt and walnuts (if desired). For a sweeter breakfast treat, drizzle maple syrup over the yogurt. I also highly recommend eating it warm with butter.

Notes

Substitutions:

  • To make vegan: substitute Greek yogurt with a creamy coconut yogurt. Or skip the yogurt all together, just add 1 tbsp lemon juice. Use flax eggs or egg substitute instead of eggs. 
  • Substitute a total of 2 heaping cups of any chopped berry or summer fruit for the raspberries and rhubarb.
  • Don’t have buckwheat flour? Try substituting with almond flour and reduce the oil to ¼ cup.
  • Use melted butter or coconut oil instead of olive oil.

Storage:

  • Store leftovers in an airtight container in the fridge for up to 7 days or in the freezer for up to 3 months.

Leftovers + Repurposing:

  • Eat these warm! Warm them up in the microwave for between 20-30 seconds. 
  • Try them warm with a generous slab (or two or three) of butter. So good!
  • Turn it into a sweeter treat by adding a drizzle of maple syrup.