Thoroughly wash and dry the potatoes, sprinkle with oil, salt, wrap in foil and bake at 180°C in the oven for 30-40 minutes or until done.
In a dry frying pan, fry the bacon until golden brown. Set it aside and remove excess fat with a paper towel.
Cut the cooked potatoes lengthwise and carefully remove the cores from each half, put them in a separate bowl. Add fried bacon, grated cheese, sour cream and chopped garlic. Salt and pepper to taste and mix.
Place the resulting filling into the potato blanks, spread a slice of butter and grated cheese on top. Bake the stuffed potatoes at 190°C in the oven for 10-15 minutes.