1 tablespoon corn oil

2 cups onion -- minced

1/4 cup garlic -- minced

1 tablespoon jalapeno chile -- seeded, minced

3 pounds boneless beef chuck -- chili ground

1 teaspoon cumin seed

2 tablespoons oregano

3 cups tomato concasse

3 cups water

2 teaspoons instant masa harina

2 cups cheddar cheese -- grated

1 cup scallions -- minced

HEAT OIL IN A DUTCH OVEN, OVER A MEDIUM FLAME ADD ONIONS, HEAT AND STIR FOR 2 MINUTES ADD GARLIC AND MINCED CHILES, HEAT AND STIR FOR 4-5 MINUTES ADD GROUND BEEF, CU MIN, AND OREGANO HEAT AND STIR TO BROWN BEEF ADD CHILE POWDER, TOMATO CONCASSE, AND WATER BRING TO A BOIL, REDUCE HEAT, AND SIMMER FOR 2-1/2 TO 3 HOURS, STIRRING OFTEN COMBINE INSTANT MASA AND 2 TABLESPOONS WATER-MIX WELL ADD TO CHILI MIXTURE, HEAT AND STIR UNTIL THICKENED SLIGHTLY REMOVE FROM HEAT GARNISH WITH GRATED CHEESE AND MINCED SCALLIONS SERVE HOT