French Dip Sandwiches

Name: French Dip Sandwiches
Prep time: 15 min
Cook time: 3 h 30 min
Total time: 3 h 45 min
Cuisine: American
Ingredients: 6-8 lb Round of eye roast; 12 Bread Loaves; 2 tbsp Kosher Salt; 2 tbsp Black pepper; 2 cup Shredded Swiss cheese; 3½ cups Water; 2½ cups Low sodium beef broth; 2 Whole onions ( cut into 1/4” slices); 1 cup Shredded carrots; 4-6 cloves Garlic (minced); 1 tbsp Concentrate; 1 tbsp Chopped fresh basil; 2 tsp Oregano; 1 cup Mayo; ½ Lemon (juiced); 1-2 tsp Chopped chives; 1 tbsp Horseradish sauce; 2 tbsp Dijon mustard