In a large Dutch oven, heat vegetable oil until shimmering; add ground beef and 1 teaspoon of Burger Seasoning Blend. Cook until meat is browned.
Remove ground beef from pot and drain off excess fat.
Melt 1 tablespoon of butter over medium high heat.
Add onion, carrot, celery and House Seasoning Blend; sauté until tender.
Add basil and parsley and sauté for 30 seconds.
Add the chicken broth, 2 teaspoons of House Seasoning Blend and potatoes; cover and bring to a boil.
Reduce heat and simmer for 10-12 minutes or until the potatoes are fork tender.
Meanwhile, in a small skillet, melt the remaining 3 tablespoons butter and add the flour.
Whisk for 3 minutes or until a bubbly paste forms.
Add the flour paste and the ground beef to the soup and bring back to a boil for 2 minutes.
Reduce heat to low and stir in the cheeses, milk, salt and pepper. Stir until cheese melts.
Top with extra shredded cheese before serving.