Home Made Beefaroni

Ingredients                                                        . 

1 Teaspoon olive oil 
1 pound lean ground beef
1 medium yellow onion, finely chopped 
1 green bell pepper, diced  
2 ounces mushrooms, sliced (cremini or white button mushrooms) 
3 tablespoons tomato paste 
1 Teaspoon smoked paptika
1 Teaspoon onion powder 
1 Teaspoon garlic powder
½ Teaspoon black pepper 
2 cup low-sodium beef broth
1 ½ cups shredded Cabot cheddar cheese