01 - In a large mixing bowl, combine sour cream, softened cream cheese, and ranch seasoning mix. Stir until mixture is smooth and uniform.
02 - Fold in drained Rotel tomatoes, shredded cheddar cheese, diced jalapeños, and chopped green onions. Mix until all ingredients are thoroughly distributed.
03 - Cover the bowl and refrigerate for at least 30 minutes to enhance the flavors.
04 - Before serving, stir dip well and garnish with chopped cilantro, if using. Serve accompanied by tortilla chips, crackers, or fresh vegetable sticks.