Pumpernickel and Rye Dressing with Bourbon

Name: Pumpernickel and Rye Dressing with Bourbon
Prep time: 15 min
Cook time: 55 min
Total time: 1 h 10 min
Cuisine: American
Ingredients: 1/2 pound thick-cut bacon (chopped); 1/2 cup butter (Kerrygold Irish Butter recommended); 1 large onion (peeled and chopped); 2 stalks celery (diced); 2 cloves garlic (minced); 2 Tablespoons fresh rosemary; 1/2 loaf pumpernickel bread (day-old , cubed); 1/2 loaf dark rye bread (day-old , cubed); 4 large eggs (lightly beaten); 2 teaspoons fresh thyme; 2 Tablespoons sage leaves (fresh); 1 cup pecans (chopped, toasted); 1 quart chicken stock (more as needed); 1/2 cup bourbon whiskey (Basil Hayden suggested)