2. Add onions, molasses, sugar, mustard, ginger, and salt to pot with beans and stir well. Embed salt pork in center of beans and add enough boiling water to just cover beans. Cover pot and bake beans for 1 hour. Tuck grouse into beans, add enough boiling water to just cover beans, cover pot, and bake for 1 hour. Uncover pot, gently stir beans, and add more boiling water to pot to just cover beans, if necessary. Continue to bake beans, uncovered, until a dark crust forms on surface and beans are soft, about 2 1/2 hours more.