Ingredients
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1 (4 lb) boneless sirloin tip roast, trimmed and cut in half
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olive oil flavored cooking spray
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1/3 cup beef broth (I use low-sodium) or 1/3 cup beef bouillon (I use low-sodium)
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1 teaspoon garlic powder
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1 teaspoon dried oregano
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1/2 teaspoon thyme
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1 teaspoon salt
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1/2 teaspoon ground pepper
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2/3 cup low-fat sour cream
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1/4 cup light mayonnaise
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2 tablespoons prepared horseradish
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1 teaspoon grated lemon rind
Instructions
- Rub halves of roast all over with herb rub, then coat them with cooking spray.
- Heat a nonstick skillet over medium high heat and brown roast halves on all sides; remove roast halves to a 3 1/2-qt crock pot.
- Add broth to the skillet and heat, stirring to scrape up any browned bit sticking to the pan; pour over beef.
- Cover crock pot and cook on high setting 1 hour.
- Turn to low setting and cook 6-8 hours more.
- Remove roasts from pot, let stand 15 minutes, then slice thinly across the grain diagonally.
- Spoon pan juices over beef slices.
- Pass around Horseradish Sauce to spoon over beef.