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["Process first 8 ingredients in a food processor or blender 2 minutes or until smooth, stopping once to scrape down sides; set pesto mixture aside.", "Butterfly roast by making a lengthwise cut down center of 1 flat side, cutting to within 1/2"" of other side. From bottom of cut, slice horizontally to 1/2"" from left side; repeat procedure to right side. Open roast, and place between 2 sheets of heavy-duty plastic wrap; flatten to 1/2"" thickness, using a mallet or rolling pin.", "Spread about two-thirds pesto mixture over roast. Roll up roast, jellyroll fashion, starting with long side, and secure at 2"" intervals, using heavy string.", "Place roast in a shallow roasting pan; cover with remaining pesto mixture. Bake, uncovered, at 450u00b0 for 15 minutes. Reduce heat to 350u00b0; bake 1 hour or until a meat thermometer inserted into thickest portion registers 160u00b0. Remove from pan, reserving drippings in pan; keep roast warm.", "Whisk flour into drippings in pan, and cook over medium-high heat 2 minutes, stirring constantly. Add broth and next 3 ingredients; simmer 3 minutes or until thickened. Pour gravy through a wire-mesh strainer into a bowl, discarding solids. Stir in 1 teaspoon each parsley and thyme. Serve gravy with roast. Garnish platter, if desired."]