Blueberry Coffee Cake

INGREDIENTS

3/4 cup

all-purpose flour or gluten-free flour*

1/4 cup

granulated sugar

2 tbsp

brown sugar

salt

1/4 cup

unsalted butter, cold

2 1/4 cups

all-purpose flour or gluten-free flour*

2 1/4 tsp

baking powder

3/4 tsp

salt

3/4 cup

canola oil (or another neutral-tasting vegetable oil)

1 cup

+ 2 tablespoons granulated sugar

3 tbsp

lemon juice

1 tbsp

lemon zest

1 1/4 tsp

lemon extract

1/2 tsp

vanilla extract

large eggs, room temperature

2 cups

fresh blueberries, rinsed and patted dry

2 cups

rice flour

2/3 cup

potato starch

1/3 cup

tapioca flour / starch

1 tsp

xanthan gum