Chunky Guacamole with Serrano Peppers

Name: Chunky Guacamole with Serrano Peppers
Yield: Makes about 8 cups
Ingredients: 6 ripe avocados, peeled, pitted, and cut into 1/2-inch pieces; 4 medium ripe tomatoes, cut into 1/2-inch pieces; 1 large white onion, finely chopped; 1/2 bunch fresh cilantro leaves; 1 serrano chile, minced; Juice from 4 small lemons (about 8 tablespoons); 2 teaspoons coarse salt