Chop chipped beef into small ... (approximately 2 teaspoons), garlic powder (approximately 2 teaspoons), and ... center of the bread, leaving about 1 inch ... Keep refrigerated until served.
Preheat oven to 400 degrees. Surround outside of French bread with foil. Mix cheeses, mayonnaise, onion and garlic together and spread on top ... golden brown and bubbly.