INGREDIENTS
1/2 cup
butter, softened
1
and ½ cups granulated sugar
2
eggs, room temperature
1 cup
plain Greek yogurt (or sour cream)
1 tsp
vanilla
2 cups
all-purpose flour
1 tsp
baking soda
2 cups
rhubarb, finely diced
1/2 cup
dark brown sugar, packed
1/4 cup
all-purpose flour
1 tsp
cinnamon
3 tbsp
cold butter