Ham Biscuit Sliders With Hot Pepper Jam

Ingredients

• 2 cups all-purpose flour
• 1/4 cup sugar
• 1 tablespoon baking powder
• 1/2 teaspoon baking soda
• 2 teaspoons salt
• 1 stick, plus 4 tablespoons at room temperature cold unsalted butter
• 1/2 cup grated white cheddar cheese
• 1/4 cup buttermilk
• 1/4 cup heavy cream
• 1 large egg
• 2 tablespoons water
• 1/2 cup chile jam
• 1/4 cup thinly sliced ham