Cook mixed vegetables for 5 minutes in boiling salted water; drain.
Melt butter in skillet; add onion and cook until tender but not
brown. Add bread crumbs, parsley, 1/4 teaspoon salt, thyme and 1/4
teaspoon Tabasco sauce.
Combine egg, milk, remaining salt, basil and remaining Tabasco sauce
a in mixing bowl. Add 1 cup of bread crumb mixture to egg mixture;
mix well. Gently blend ground chuck into bread crumb-egg mixture.
Handle as little as possible for more tender meat. Gently press
all but 2 cups of meat mixture over bottom and three-fourths up
the sides of a 9 x 5-inch loaf pan, leaving center hollow.
Combine remaining bread crumb mixture with mixed vegetables and
grated cheese; turn into hollow space in loaf pan. Cover with remaining
Bake at 350 degrees F for 1 hour.
Let stand for 10
minutes before turning out onto serving platter.