cheddar and chive biscuits

Name: cheddar and chive biscuits
Prep time: 15 min
Cook time: 15 min
Total time: 30 min
Cuisine: American
Ingredients: 2 cups flour (260 grams); 1 tbsp baking powder; 1 tbsp sugar; 1 tsp salt; 1/2 cup butter (cold and cubed); 1 cup cheddar cheese (shredded); 1/4 cup fresh chives (chopped); 1/2 tsp garlic powder; 1/2 tsp black pepper; 3/4 cup buttermilk (or 3/4 cup milk + 1 tsp white vinegar)