1 teaspoon olive oil
3 slices bacon, cut into 1/4-inch slices
1/4 cup chopped scallions
2 cups all-purpose flour
1/3 cup sugar
1 tablespoon baking powder
1/2 teaspoon baking soda
2 teaspoons kosher salt
few cranks black pepper
4 ounces unsalted butter, chilled and cut in ½-inch cubes
1/2 cup grated white cheddar cheese
1/4 cup buttermilk
1/4 cup cream
1 egg