Meaty (adjective)

1. Full of or containing meat; rich in protein and nutrients.
2. Having an important or substantial quality, as a conversation, book, or problem.

Origin:

From old english mǣta "food", from proto-germanic *matjaz (compare with dutch maat "food", german mahlzeit "mea.l")

Examples:

1. The meaty stew was hearty and satisfying.
2. The meaty portions of the book dealt with the history of the company.
3. The meaty problem was finally resolved by the team of experts.
4. The meaty steak was cooked to perfection.
5. The meaty discussion covered a wide range of topics.