Slow Cooked Beef Soft Tacos Recipe

This beef taco recipe is adapted from AllRecipes.com. One ingredient is changed, namely jalapeños is substituted for green chile pepper. The result is great.

Slow Cooker Beef Tacos

Ingredients for the beef:
1 (4 pound) chuck roast
1 teaspoon salt
1 teaspoon ground black pepper
2 tablespoons olive oil
1 large onion, chopped
1 1/4 cups diced jalapeños
1 teaspoon chili powder
1 teaspoon ground