Creating Loaded Beef Stew with Mashed Potatoes is simple when you follow these steps:

1. Prepare Ingredients: Gather all ingredients and chop vegetables for convenience.
2. Brown the Beef: In a large pot, heat the olive oil over medium-high heat. Add the beef cubes in batches, browning on all sides. Remove and set aside.
3. Sauté Onions and Garlic: In the same pot, add chopped onions and minced garlic. Sauté until onions become translucent.
4. Add Tomato Paste: Stir in the tomato paste and cook for another minute to enhance the flavor.
5. Combine Ingredients: Return the browned beef to the pot. Add beef broth, Worcestershire sauce, thyme, rosemary, salt, and pepper.
6. Add Vegetables: Incorporate sliced carrots and diced potatoes into the mixture.
7. Simmer Stew: Bring the stew to a boil, then reduce the heat to low. Cover and let it simmer for about 1.5 to 2 hours, or until the beef is tender.
8. Add Peas (Optional): If desired, stir in the frozen peas during the last 10 minutes of cooking.
9. Prepare Mashed Potatoes: While the stew is simmering, prepare your favorite mashed potatoes.
10. Serve: Once the beef is tender and the flavors have melded, serve the stew hot over a generous scoop of mashed potatoes.
11. Garnish: Sprinkle fresh parsley on top for an appealing finish.

These straightforward steps will guide you in creating this loaded beef stew, ensuring a delicious result every time.