01 -
Set your oven to 325 degrees F before you start cooking.
02 -
Slice the top-round pieces in half across the width for 12 similar portions. Lay them flat on your board.
03 -
Softly flatten each beef slice to 1/4 to 1/8-inch thickness, with a plastic bag over the meat for protection.
04 -
Finely chop 4 garlic cloves; thinly cut the other 8 cloves.
05 -
Combine the chopped garlic, parsley, cheese, breadcrumbs, salt, and black pepper in a small container.
06 -
Top each beef slice with a prosciutto piece, then add 2-3 tablespoons of the mixture over the prosciutto.
07 -
Fold the beef into a tube shape, tucking edges in to keep filling inside, and fasten with toothpicks.
08 -
Warm olive oil in a Dutch oven over medium-high heat. Cook beef rolls in groups until brown on all sides.
09 -
Add wine to the pot, let it bubble while scraping off all tasty bits from the bottom. Let it bubble 2-3 minutes to condense.
10 -
Pour in beef broth, crushed tomatoes, sliced garlic, and Italian seasoning. Put rolls back in and bring to a gentle bubble.
11 -
FOR OVEN: Cover with wet parchment or foil, put the lid on, and bake 1.5-2 hours, flipping rolls halfway through.
12 -
FOR STOVETOP: Cover and cook on low for about 1.5 hours, turning now and then.
13 -
FOR SLOW COOKER: Cook on high 3-4 hours, medium 5-6 hours, or low 7-8 hours.
14 -
Take the rolls out onto a plate, cover with foil to stay warm, and pull out the toothpicks.
15 -
Mix flour with some hot liquid from the pot to make a paste. Stir into the sauce and cook until it gets thicker.
16 -
Add salt, pepper, and a touch of sugar to the sauce if needed. Pour over the beef rolls and sprinkle with fresh parsley.