Blackberries & Cream Slider Doughnuts

INGREDIENTS

1 cup

whole milk

2 tbsp

sugar

1 tsp

salt

package active dry yeast ((2 1/4 teaspoons))

2 tbsp

warm water

3 1/2 cups

all-purpose flour (plus more for dusting)

2 tbsp

vegetable oil

large eggs

1/2 cup

superfine granulated sugar

vegetable oil (for frying (about 8 cups))

8 oz

cream cheese ((block, not whipped), softened)

2/3 cup

powdered sugar

3 tbsp

heavy cream

1/2 tsp

pure vanilla extract

2 qt

blackberries (fresh)

2 tbsp

sugar