Shepherd’s Pie with Cheddar-Spiked Mashed Potatoes

INGREDIENTS

1 1/4 lb

Beef, lean round

Carrots, medium

2 cloves

Garlic

Idaho potatoes, medium

1 tsp

Oregano, dried

1 cup

Pearl onions, frozen or jarred

1 28 ounce can

Tomatoes

1 tbsp

All-purpose flour

1/2 tsp

Black pepper, freshly ground

1/2 tsp

Table salt

Table salt and freshly ground black pepper

1 tbsp

Olive oil

1/2 cup

Cheddar cheese, reduced-fat

1/4 cup

Sour cream, low-fat