Biscuits and Gravy

Biscuits

• salted butter, for greasing
• plain flour, for dusting
• 250 g plain flour
• ¾ tsp fine sea salt
• ¼ tsp baking soda
• 4 tsp baking powder
• 30 g salted butter, diced and frozen
• 30 g vegetable shortening, diced and frozen
• 215 g buttermilk, chilled
• 1 tsp bacon fat (optional)

Gravy

• 450 g sausagemeat, crumbled in pieces
  or 450 g sausage, uncooked, casings removed and crumbled in pieces
• 60 g salted butter, diced
• 60 g plain flour
• ½ tsp fine sea salt
• ½ tsp ground white pepper
• 500 g whole milk